| Dovhal Artem (CSUKR CSS ICW SW FW 1) | f7a3d1b | 2022-04-01 15:07:37 +0000 | [diff] [blame] | 1 | /* Copyright 2022, Infineon Technologies AG. All rights reserved. |
| 2 | * |
| 3 | * Licensed to the Apache Software Foundation (ASF) under one |
| 4 | * or more contributor license agreements. See the NOTICE file |
| 5 | * distributed with this work for additional information |
| 6 | * regarding copyright ownership. The ASF licenses this file |
| 7 | * to you under the Apache License, Version 2.0 (the |
| 8 | * "License"); you may not use this file except in compliance |
| 9 | * with the License. You may obtain a copy of the License at |
| 10 | * |
| 11 | * www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, |
| 14 | * software distributed under the License is distributed on an |
| 15 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 16 | * KIND, either express or implied. See the License for the |
| 17 | * specific language governing permissions and limitations |
| 18 | * under the License. |
| 19 | */ |
| 20 | |
| 21 | #ifndef TIMESTAMP_H |
| 22 | #define TIMESTAMP_H |
| 23 | |
| 24 | #include "cy_pdl.h" |
| 25 | |
| 26 | #define TIMESTAMP_SOURCE CY_SYSTICK_CLOCK_SOURCE_CLK_LF |
| 27 | #define TIMESTAMP_DIVIDER (CY_SYSCLK_ILO_FREQ / 1000UL) |
| 28 | |
| 29 | /******************************************************************************* |
| 30 | * Function Name: log_timestamp_get |
| 31 | ****************************************************************************//** |
| 32 | * |
| 33 | * \brief Get current timestamp counter value. |
| 34 | * |
| 35 | * \return Systic counter as timestamp reference. |
| 36 | */ |
| 37 | static inline uint32_t log_timestamp_get(void) { |
| 38 | return ((0x1000000UL - Cy_SysTick_GetValue()) / TIMESTAMP_DIVIDER); |
| 39 | } |
| 40 | |
| 41 | /******************************************************************************* |
| 42 | * Function Name: log_timestamp_reset |
| 43 | ****************************************************************************//** |
| 44 | * |
| 45 | * \brief Reset timestamp counter. |
| 46 | */ |
| 47 | static inline void log_timestamp_reset(void) { |
| 48 | Cy_SysTick_Init(TIMESTAMP_SOURCE, 0xFFFFFFu); |
| 49 | Cy_SysTick_DisableInterrupt(); |
| 50 | } |
| 51 | |
| 52 | /******************************************************************************* |
| 53 | * Function Name: log_timestamp_init |
| 54 | ****************************************************************************//** |
| 55 | * |
| 56 | * \brief Initializate timestamp counter and SysTick timebase. |
| 57 | */ |
| 58 | static inline void log_timestamp_init(void) { |
| 59 | log_timestamp_reset(); |
| 60 | Cy_SysTick_Clear(); |
| 61 | } |
| 62 | |
| 63 | /******************************************************************************* |
| 64 | * Function Name: log_timestamp_deinit |
| 65 | ****************************************************************************//** |
| 66 | * |
| 67 | * \brief Deinitializate timestamp counter and SysTick timebase. |
| 68 | */ |
| 69 | static inline void log_timestamp_deinit(void) { |
| 70 | Cy_SysTick_Disable(); |
| 71 | Cy_SysTick_Clear(); |
| 72 | } |
| 73 | |
| 74 | #endif /* TIMESTAMP_H */ |